Doctor profile · Federal record
Dr. Jane Chien, MD
Internal Medicine Physician (CMS: Internal Medicine) · Los Gatos, CA
- NPI 1588620785
- Accepts Medicare
- MIPS 85.9 / 100 · 2023
- 36 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
14981 National Ave Ste 6
Los Gatos, CA 950322600
(408) 358-1811
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- April 13, 2025
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A55106
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588620785. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,116
Distinct HCPCS
10
Medicare allowed
$241,888
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,060 | 481 | $156 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 370 | 257 | $111 | |
99421 |
Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes | 290 | 171 | $18 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 79 | 79 | $76 | |
G0008 |
Administration of influenza virus vaccine | 79 | 79 | $38 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 48 | 47 | $18 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 45 | 42 | $66 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 37 | 37 | $137 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 37 | 37 | $160 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 23 | 20 | $156 |
In context: peer comparison
Among 17 peers in this city , average services per provider: 96. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$219
Transactions
11
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | 3 | $57.76 | |
| PFIZER INC. | 3 | $55.17 | |
| GlaxoSmithKline, LLC. | 2 | $50.24 | |
| Exact Sciences Corporation | 1 | $21.83 | |
| ABBVIE INC. | 1 | $19.77 | |
| AstraZeneca Pharmaceuticals LP | 1 | $14.62 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,430
Patients
977
Total drug cost
$44,370
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 619 | 172 | $7,459 |
| Levothyroxine Sodium | Generic | 450 | 111 | $7,744 |
| Amlodipine Besylate | Generic | 331 | 92 | $2,292 |
| Lisinopril | Generic | 253 | 73 | $2,352 |
| Losartan Potassium | Generic | 249 | 70 | $3,406 |
| Atenolol | Generic | 247 | 73 | $2,567 |
| Simvastatin | Generic | 211 | 59 | $1,950 |
| Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) | Brand | 206 | 54 | $3,208 |
| Hydrochlorothiazide | Generic | 179 | 56 | $822 |
| Metformin Hcl | Generic | 145 | 41 | $1,647 |
Hospital affiliations
Frequently asked questions
What is Dr. Jane Chien's medical specialty?
Dr. Jane Chien practices Internal Medicine Physician in Los Gatos, CA.
Where does Dr. Jane Chien practice?
Dr. Jane Chien practices at 14981 National Ave Ste 6, Los Gatos, CA 950322600. Office phone: 4083581811.
What is Dr. Jane Chien's NPI?
Dr. Jane Chien's National Provider Identifier (NPI) is 1588620785, issued by NPPES.
Does Dr. Jane Chien accept Medicare assignment?
Yes. Dr. Jane Chien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jane Chien commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes (HCPCS 99421). Source: CMS Medicare Physician & Other Practitioners file.